The temperature on April 21, 1904 was between 6.0 °C and 16.9 °C and averaged 11.8 °C. There was 7.2 hours of sunshine (51%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
February 8 » Aceh War: Dutch Colonial Army's Marechaussee regiment led by General G.C.E. van Daalen launch military campaign to capture Gayo Highland, Alas Highland, and Batak Highland in Dutch East Indies' Northern Sumatra region, which ends with genocide to Acehnese and Bataks people.
February 9 » Russo-Japanese War: Battle of Port Arthur concludes.
February 17 » Madama Butterfly receives its première at La Scala in Milan.
June 28 » The SSNorge runs aground on Hasselwood Rock in the North Atlantic 430 kilometres (270mi) northwest of Ireland. More than 635 people die during the sinking.
November 16 » English engineer John Ambrose Fleming receives a patent for the thermionic valve (vacuum tube).
December 3 » The Jovian moon Himalia is discovered by Charles Dillon Perrine at California's Lick Observatory.
Day of marriage September 22, 1927
The temperature on September 22, 1927 was between 11.2 °C and 20.8 °C and averaged 15.6 °C. There was 2.4 mm of rain. There was 0.2 hours of sunshine (2%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 11 » Louis B. Mayer, head of film studio Metro-Goldwyn-Mayer (MGM), announces the creation of the Academy of Motion Picture Arts and Sciences, at a banquet in Los Angeles, California.
April 12 » Rocksprings, Texas was hit by an F5 tornado that destroyed 235 of the 247 buildings in the town and killed 72 townspeople and injured 205; third deadliest tornado in Texas history.
April 19 » Mae West is sentenced to ten days in jail for obscenity for her play Sex.
May 9 » Old Parliament House, Canberra officially opens.
September 30 » Babe Ruth becomes the first baseball player to hit 60 home runs in a season.
October 4 » Gutzon Borglum begins sculpting Mount Rushmore.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I4068.php : accessed January 30, 2026), "Aart van de Hel (1904-)".
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